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8 December, 05:39

5. Oscar needs to fill a sphere-shaped balloon with

helium. If the balloon has a diameter of 8 inches, what is

the total amount of helium that the balloon will hold to

the nearest tenth?

A. 2,143.6 in. 3

B. 714.5 in.

C. 268.1 in. 3

D. 150.7 in.

+2
Answers (1)
  1. 8 December, 05:43
    0
    Answer:C=268.1

    Step-by-step explanation:

    The formula of volume for a sphere is V=4/3πr^3.

    Make the diameter into radius.

    8/2=4 in

    Plug in 4 inches for the radius.

    V=4/3π (4) (3)

    Solve.

    268. 08

    Round to the nearest tenth.

    268.1 inches=C
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